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Eriochrome? Blue Black R

Cas:
2538-85-4
Molecular Structure:
MDL:
--MFCD00004069
Molecular Formula:
C20H13N2NaO5S
Molecular Weight:
416.39
Alias:
酸性媒介黑R,依來鉻藍(lán)黑R,酸性鉻藍(lán)黑R,酸性媒介藍(lán)黑,茜素藍(lán)黑,鉻蘭黑R Mordant Black 17 1-(2-Hydroxy-1-naphthylazo)-2-naphthol-4-sulfonic Acid Sodium Salt Calcon Sunchromine Blue Black R 1-(2-Hydroxy-1-naphthylazo)-2-naphthol-4-sulfonic acid sodium salt Palatine Chrome Black 6BN 1-(2-Hydroxy-1-naphthylazo)-2-naphthol-4-sulfonic acid zinc salt 3-Hydroxy-4-(2-hydroxy-1-naphthylazo)-1-naphthalenesulfonic acid, sodium salt
Product order:
Name Specifications Packing Price Delivery
Eriochrome? Blue Black R AR 100g RMB 99 Consulting service
Eriochrome? Blue Black R AR 25g RMB 24.2 Consulting service
Character:
棕黑色或深棕色粉末,溶于水和醇,水溶液呈紫色,加鹽酸于水溶液中有棕色沉淀,醇溶液為藍(lán)紅色,濃硝酸溶液為黃色,氫氧化鈉溶液為棗紅色,硫酸液為藍(lán)色,用水稀釋析出紅色沉淀。最大吸收波長(zhǎng)569nm。有刺激性。
Quality Standard:
 
   Q/(HG)SJ 725-1996
項(xiàng)目ltem                               指示劑
                      (Ind)
乙醇溶解試驗(yàn)Solubility(in ethanol)      合格
靈敏度試驗(yàn)Sensitivity                   合格


項(xiàng)目                                    分析純    
                                        (AR)
外觀Appearance                          黑棕色至黑色粉末
紅外光譜鑒別Infrared spectrometry       和對(duì)照品匹配
紫外光譜UV spectrometry         符合

Storage:
密封保存。
用途  Al, Fe, Zr的絡(luò)合指示劑,熒光分析測(cè)鋁,測(cè)定水硬度。
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